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Houston, TX Local Forecast Office

18NM NW Galveston TX

Marine Point Forecast

[NOTICE]

Today
High: 64 °F
E 10kt
< 1ft
Tonight
Low: 55 °F
E 15kt
1-2ft
Saturday
High: 56 °F
E 15kt
2ft
Saturday Night
Low: 33 °F
N 20kt
1-2ft
Sunday
High: 37 °F
NNW 20kt
1ft
Sunday Night
Low: 24 °F
N 20kt
1ft
Monday
High: 38 °F
N 20kt
1ft
Monday Night
Low: 27 °F
N 10kt
< 1ft
Tuesday
High: 46 °F
Light Wind
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 7:26 am CST Jan 23, 2026
Forecast Valid: 9am CST Jan 23, 2026-6pm CST Jan 29, 2026

View Nearby Observations

Detailed Forecast

...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CST THIS MORNING...

Today

E wind around 10 kt, with gusts as high as 20 kt. A slight chance of showers. Areas of fog before noon, then Patchy fog between 1pm and 4pm. Seas 1 ft or less.

Tonight

E wind 10 to 15 kt, with gusts as high as 20 kt. Showers likely, mainly after midnight. Patchy fog before 11pm, then Patchy fog between midnight and 2am. Seas 1 to 2 ft.

Saturday

E wind around 15 kt becoming N in the afternoon. Winds could gust as high as 20 kt. Showers and possibly a thunderstorm. Seas around 2 ft.

Saturday Night

N wind 15 to 20 kt. Showers and possibly a thunderstorm. Seas 1 to 2 ft.

Sunday

NNW wind 15 to 20 kt. Showers likely and possibly a thunderstorm before 9am, then showers likely between 9am and noon. Seas around 1 ft.

Sunday Night

N wind 15 to 20 kt, with gusts as high as 25 kt. Partly cloudy. Seas around 1 ft.

Monday

N wind 10 to 20 kt. Sunny. Seas around 1 ft.

Monday Night

N wind 5 to 10 kt becoming NE after midnight. Mostly clear. Seas 1 ft or less.

Tuesday

Variable winds 5 kt or less. Sunny. Seas 1 ft or less.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.